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Current conditions at
Trenton-Mercer Airport (KTTN)
Lat: 40.28°NLon: 74.82°WElev: 210ft.
Fair
45°F
7°C
| Humidity | 83% |
| Wind Speed | NW 5 mph |
| Barometer | 30.21 in (1022.5 mb) |
| Dewpoint | 40°F (4°C) |
| Visibility | 10.00 mi |
| Wind Chill | 42°F (6°C) |
| Last update | 20 Oct 12:53 am EDT |
Extended Forecast for
Princeton NJ
Overnight
Low: 44 °F
Clear
Tuesday
High: 69 °F
Sunny
Tuesday Night
Low: 45 °F
Mostly Clear
Wednesday
High: 64 °F
Sunny
Wednesday Night
Low: 41 °F
Partly Cloudy
Thursday
High: 68 °F
Sunny
Thursday Night
Low: 43 °F
Mostly Clear
Friday
High: 60 °F
Sunny
Friday Night
Low: 38 °F
Mostly Clear
Detailed Forecast
Overnight
Clear, with a low around 44. North wind around 5 mph.
Tuesday
Sunny, with a high near 69. North wind 10 to 15 mph.
Tuesday Night
Mostly clear, with a low around 45. North wind around 10 mph.
Wednesday
Sunny, with a high near 64. Northeast wind around 10 mph.
Wednesday Night
Partly cloudy, with a low around 41. North wind around 5 mph.
Thursday
Sunny, with a high near 68.
Thursday Night
Mostly clear, with a low around 43.
Friday
Sunny, with a high near 60.
Friday Night
Mostly clear, with a low around 38.
Saturday
Sunny, with a high near 60.
Saturday Night
Mostly clear, with a low around 39.
Sunday
Sunny, with a high near 65.
Sunday Night
Mostly clear, with a low around 42.
Monday
Sunny, with a high near 69.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Princeton NJ
40.34°N 74.64°W (Elev. 98 ft)
40.34°N 74.64°W (Elev. 98 ft)
4:08 pm EDT Oct 19, 2026
1am EDT Oct 20, 2026-6pm EDT Oct 26, 2026
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